Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11009237 | Downdraft air cleaning unit and cooking system having the same | Yangkyeong Kim, Woo-jin CHOI | 2021-05-18 |
| 10933364 | Cyclone for air cleaning and filtering module having the same | Yangkyeong Kim, Byungkyu Park | 2021-03-02 |